Pi Day happens on March 14th. However, for the math geek, math nerd, math teacher, etc. this Pi Day will be the Ultimate as 3.14.15 9:26:53 only comes once every 100 years and it happened in My Lifetime. Be Irrational for Once in Your Lifetime.

We all know that Pi Day should be everyday, but for most of the world it ain't. Pi Day happens on March 14th. However, for the math geek, math nerd, math teacher, etc. this Pi Day will be Epic as 3.14.15 9:26:53 only comes once every century! Pi Symbol Rules.

Pi is My Constant. Pi Day happens on March 14th. However, for the math geek, math nerd, math teacher, etc. Pi Mode is Always on and this Pi Day will be Epic as 3.14.15 9:26:53 only comes once every century! Pi Day Rules.

This March the 14th, it's time to celebrate the constant pi and to eats lots of pie of course! Pi day 2017 is a fantastic way for superheros, nerds, geeks, mathlete's and algebra experts to enjoy the event. Pi been calculated to over one trillion digits beyond a decimal point and this shirt has a perfect example of the value of Pi. Pi is an irrational and transcendental number, it continues infinitely with repetition or pattern. This year it was be perfectly represented on March 14th! If you're